import React, { useState, useEffect } from 'react';
import { RouteComponentProps, useParams } from 'react-router-dom';
import axios from 'axios';
import { Spin, Row, Col, Divider, Typography, Anchor, Menu } from 'antd';
import styles from './DetailPage.module.css';
import {
  Header,
  Footer,
  ProductIntro,
  ProductComments,
} from '../../components';
import { DatePicker, Space } from 'antd';
import { commentMockData } from './mockup';
import { productDetailSlice } from '../../redux/productDetail/slice';
import { useSelector } from '../../redux/hooks';
import { useDispatch } from 'react-redux';

const { RangePicker } = DatePicker;

interface MatchParams {
  touristRouteId: string;
}

export const DetailPage: React.FC<RouteComponentProps<MatchParams>> = () => {
  const { touristRouteId } = useParams<MatchParams>();
  // const [loading, setLoading] = useState<boolean>(true);
  // const [product, setProduct] = useState<any>(null);
  // const [error, setError] = useState<string | null>(null);

  const loading = useSelector((state: any) => state.productDetail.loading);
  const error = useSelector((state: any) => state.productDetail.error);
  const product = useSelector((state: any) => state.productDetail.data);

  const dispatch = useDispatch();

  useEffect(() => {
    const fetchData = async () => {
      dispatch(productDetailSlice.actions.fetchStart());
      try {
        const { data } = await axios.get(
          `http://123.56.149.216:8080/api/touristRoutes/${touristRouteId}`
        );
        dispatch(productDetailSlice.actions.fetchSuccess(data));
      } catch (error: any) {
        dispatch(productDetailSlice.actions.fetchFail(error.message));
      }
    };
    fetchData();
  }, []);
  if (loading) {
    return (
      <Spin
        size="large"
        style={{
          marginTop: 200,
          marginBottom: 200,
          marginLeft: 'auto',
          marginRight: 'auto',
          width: '100%',
        }}
      />
    );
  }
  if (error) {
    return <div>网站出错：{error}</div>;
  }
  return (
    <>
      <Header />
      <div className={styles['page-content']}>
        {/* 产品简介 与 日期选择 */}
        <div className={styles['product-intro-container']}>
          <Row>
            <Col span={13}>
              <ProductIntro
                title={product.title}
                shortDescription={product.description}
                price={product.originalPrice}
                coupons={product.coupons}
                points={product.points}
                discount={product.price}
                rating={product.rating}
                pictures={product.touristRoutePictures.map((p: any) => p.url)}
              />
            </Col>
            <Col span={11}>
              <RangePicker open style={{ marginTop: 20 }} />
            </Col>
          </Row>
        </div>
        {/* 锚点菜单 */}
        <Anchor className={styles['product-detail-anchor']}>
          <Menu mode="horizontal">
            <Menu.Item key="1">
              <Anchor.Link href="#feature" title="产品特色"></Anchor.Link>
            </Menu.Item>
            <Menu.Item key="3">
              <Anchor.Link href="#fees" title="费用"></Anchor.Link>
            </Menu.Item>
            <Menu.Item key="4">
              <Anchor.Link href="#notes" title="预订须知"></Anchor.Link>
            </Menu.Item>
            <Menu.Item key="5">
              <Anchor.Link href="#comments" title="用户评价"></Anchor.Link>
            </Menu.Item>
          </Menu>
        </Anchor>
        {/* 产品特色 */}
        <div id="feature" className={styles['product-detail-container']}>
          <Divider orientation={'center'}>
            <Typography.Title level={3}>产品特色</Typography.Title>
          </Divider>
          <div
            dangerouslySetInnerHTML={{ __html: product.features }}
            style={{ margin: 50 }}
          ></div>
        </div>
        {/* 费用 */}
        <div id="fees" className={styles['product-detail-container']}>
          <Divider orientation={'center'}>
            <Typography.Title level={3}>费用</Typography.Title>
          </Divider>
          <div
            dangerouslySetInnerHTML={{ __html: product.fees }}
            style={{ margin: 50 }}
          ></div>
        </div>
        {/* 预订须知 */}
        <div id="notes" className={styles['product-detail-container']}>
          <Divider orientation={'center'}>
            <Typography.Title level={3}>预定须知</Typography.Title>
          </Divider>
          <div
            dangerouslySetInnerHTML={{ __html: product.notes }}
            style={{ margin: 50 }}
          ></div>
        </div>
        {/* 商品评价*/}
        <div id="comments" className={styles['product-detail-container']}>
          <Divider orientation={'center'}>
            <Typography.Title level={3}>用户评价</Typography.Title>
          </Divider>
          <div style={{ margin: 40 }}>
            <ProductComments data={commentMockData} />
          </div>
        </div>
      </div>
      <Footer />
    </>
  );
};
